package edu.clemson.wcbeck.cft;

/*
 * The application needs to have the permission to write to external storage
 * if the output file is written to the external storage, and also the
 * permission to record audio. These permissions must be set in the
 * application's AndroidManifest.xml file, with something like:
 *
 * <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
 * <uses-permission android:name="android.permission.RECORD_AUDIO" />
 *
 */

import android.app.Activity;
import android.widget.LinearLayout;
import android.widget.Toast;
import android.os.Bundle;
import android.os.Environment;
import android.view.ViewGroup;
import android.widget.Button;
import android.view.View;
import android.content.Context;
import android.util.Log;
import android.media.MediaRecorder;
import android.media.MediaPlayer;

import java.io.File;
import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.Date;


public class CFTAudioRecord extends Activity
{
    private static final String LOG_TAG = "AudioRecordTest";
    private static String mFileName = null;
    private MyDatabaseHelper dataSource;

    private RecordButton mRecordButton = null;
    private MediaRecorder mRecorder = null;

    private PlayButton   mPlayButton = null;
    private MediaPlayer   mPlayer = null;

    private void onRecord(boolean start) {
        if (start) {
            startRecording();
        } else {
            stopRecording();
        }
    }

    private void onPlay(boolean start) {
        if (start) {
            startPlaying();
        } else {
            stopPlaying();
        }
    }

    private void startPlaying() {
        mPlayer = new MediaPlayer();
        try {
            mPlayer.setDataSource(mFileName);
            mPlayer.prepare();
            mPlayer.start();
        } catch (IOException e) {
            Log.e(LOG_TAG, "prepare() failed");
        }
    }

    private void stopPlaying() {
        mPlayer.release();
        mPlayer = null;
    }

    private void startRecording() {
        mRecorder = new MediaRecorder();
        mRecorder.setAudioSource(MediaRecorder.AudioSource.MIC);
        mRecorder.setOutputFormat(MediaRecorder.OutputFormat.THREE_GPP);
        mRecorder.setOutputFile(mFileName);
        mRecorder.setAudioEncoder(MediaRecorder.AudioEncoder.AMR_NB);

        try {
            mRecorder.prepare();
        } catch (IOException e) {
            Log.e(LOG_TAG, "prepare() failed here");
        }

        mRecorder.start();
    }

    private void stopRecording() {
        mRecorder.stop();
        mRecorder.release();
        mRecorder = null;
        
        MediaFile mVideo = new MediaFile();
	    int teamid = 2;
	    String name = "something2", location = mFileName, comment = "audio";
	    float[] lat_long = {0,0};
	    int mediaType = 2, isStock = 0, isUploaded = 0;
						
		mVideo.setComment(comment);
		mVideo.setDate_Time(new SimpleDateFormat("yyyyMMdd_HHmmss").format(new Date()));
		mVideo.setGps_Lat(lat_long[0]);
		mVideo.setGps_Lon(lat_long[1]);
		mVideo.setIsStock(isStock);
		mVideo.setIsUploaded(isUploaded);
		mVideo.setLocation(location);
		mVideo.setMediaType(mediaType);
		mVideo.setName(name);
		mVideo.setTeamid(teamid);
		
		dataSource.openDataBase();
		long code = 0;
		code = dataSource.addMedia(mVideo);		
		String toastText;
		Toast myToast;
		if (code == -1){
			toastText = "Error adding audio to the database!";
			myToast = Toast.makeText(this.getApplicationContext(), toastText, Toast.LENGTH_SHORT);
			myToast.show();
		}else{
			toastText = "Added audio to the database!";
			myToast = Toast.makeText(this.getApplicationContext(), toastText, Toast.LENGTH_SHORT);
			myToast.show();
		}
		dataSource.close();
    }

    class RecordButton extends Button {
        boolean mStartRecording = true;

        OnClickListener clicker = new OnClickListener() {
            public void onClick(View v) {
                onRecord(mStartRecording);
                if (mStartRecording) {
                    setText("Stop recording");
                } else {
                    setText("Start recording");
                }
                mStartRecording = !mStartRecording;
            }
        };

        public RecordButton(Context ctx) {
            super(ctx);
            setText("Start recording");
            setOnClickListener(clicker);
        }
    }

    class PlayButton extends Button {
        boolean mStartPlaying = true;

        OnClickListener clicker = new OnClickListener() {
            public void onClick(View v) {
                onPlay(mStartPlaying);
                if (mStartPlaying) {
                    setText("Stop playing");
                } else {
                    setText("Start playing");
                }
                mStartPlaying = !mStartPlaying;
            }
        };

        public PlayButton(Context ctx) {
            super(ctx);
            setText("Start playing");
            setOnClickListener(clicker);
        }
    }

    public CFTAudioRecord() {
    	String timeStamp = new SimpleDateFormat("yyyyMMdd_HHmmss").format(new Date());
		String audioFileName = "/audio_" + timeStamp + ".3gp";
		
    	mFileName = Environment.getExternalStorageDirectory().getAbsolutePath();
		// create a File object for the parent directory
		File audioDirectory = new File(mFileName+"/cft/audio/");
		// have the object build the directory structure, if needed.
		audioDirectory.mkdirs();
        
		//mFileName += "/audiorecordtest.3gp";
        mFileName += "/cft/audio" + audioFileName;
    }

    @Override
    public void onCreate(Bundle icicle) {
        super.onCreate(icicle);

        LinearLayout ll = new LinearLayout(this);
        mRecordButton = new RecordButton(this);
        ll.addView(mRecordButton,
            new LinearLayout.LayoutParams(
                ViewGroup.LayoutParams.WRAP_CONTENT,
                ViewGroup.LayoutParams.WRAP_CONTENT,
                0));
        mPlayButton = new PlayButton(this);
        ll.addView(mPlayButton,
            new LinearLayout.LayoutParams(
                ViewGroup.LayoutParams.WRAP_CONTENT,
                ViewGroup.LayoutParams.WRAP_CONTENT,
                0));
        setContentView(ll);
       
        dataSource = new MyDatabaseHelper(this);
        try {
			dataSource.createDataBase();
		} catch (IOException e) {
			String toastText = "Error creating the database!";
			Toast myToast = Toast.makeText(this.getApplicationContext(), toastText, Toast.LENGTH_SHORT);
			myToast.show();
			e.printStackTrace();
		}
        
    }

    @Override
    public void onPause() {
        super.onPause();
        if (mRecorder != null) {
            mRecorder.release();
            mRecorder = null;
        }

        if (mPlayer != null) {
            mPlayer.release();
            mPlayer = null;
        }
    }
}